. >>> vice president biden is in china meeting with leaders there over a disputed area of airspace. >>> welcome back to "hardball," coin him the turn around man perhaps, and with more good news about enrollment numbers the president continued to play offense on health care. >> i've acknowledged more than once that we didn't roll out parts of this law as well as we should have, but the law's already working in major ways that benefit millions of americans right now, even as we've begun to slow the rise in health care costs which is good for family budget, good for federal and state budgets and good for the budgets of businesses small and large. this law is going to work. and for the sake of our economic security it needs to work. >> nbc news reports that 29,000 people sign the up through the healthcare.gov site on sun and monday alone. that's bad news, perhaps, for its conservative critics. they seem to be running out of ammunition on the other side. quote, it does seem as though we've entered a new stage in the health care battle with democrats regrouping and dare we say unified and w